Floor mat



FIG. 1 is a top plan view of a floor mat in accordance with the present design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a side elevational view thereof, the opposite side being a mirror image thereof;

FIG. 4 is an enlarged partial cross-sectional elevational view of an embodiment, taken along section line 4-4 as shown in FIG. 1;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken lines shown are included for the purpose of illustrating a portion of the floor mat that forms no part of the claimed design. 

The ornamental design for a floor mat, as shown and described. 